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05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20237H212  +
Area
Switchyard +
Atomic Element
Nitrogen +  and Oxygen +
CFR
10 CFR 50.73#a2iv +
Docket
05000277  +  and 00277  +
From
Exelon +, (FORMERLY PHILADELPHIA ELECTRIC +, Logue R +  and Birely W +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +, 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +  and 05000277/LER-1987-012-01, :on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +
Hours
0.0177 d (0.424 hours, 0.00253 weeks, 5.81404e-4 months)  +, 0.0215 d (0.515 hours, 0.00307 weeks, 7.058275e-4 months)  +, 0.018 d (0.431 hours, 0.00257 weeks, 5.90536e-4 months)  +, 0.0198 d (0.475 hours, 0.00283 weeks, 6.50655e-4 months)  +  and 0.0189 d (0.454 hours, 0.0027 weeks, 6.221175e-4 months)  +
Issue date
August 10, 1987  +
LER number
12  +
LER year
1,987  +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
00:44:14, 23 May 2025  +
Page count
4  +
Power source
4kV +
Procedure
Emergency Plan +  and RT +
Reporting criterion
10 CFR 50.73(a)(2)(iv), System Actuation +
SSC
3t40-0104 +
Site
Peach Bottom +
Start date
August 10, 1987  +
State
Washington +
System
Service water +, Primary Containment Isolation System +, Primary containment +, Shutdown Cooling +  and Reactor Water Cleanup +
Title
:on 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset   +
Title:
On 870710,lightning Strike on 220 Kv Line Caused Unit 3 Startup Feed Breaker to Trip Resulting in Primary Containment Isolation Actuations for Several Unit 2 & 3 Sys.All Isolations Reset +
To
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::2771987012R01.pdf  +  and http://pbadupws.nrc.gov/docs/ML2023/ML20237H212.pdf  +
 
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